Stinking Cloud isn't an emanation. Here is a list of common emanations for use with that feat.
name level target area reference
Adrenaline Surge Drd 2, Sor/Wiz 2 Your summoned creatures within a spherical emanation with a radius equal to the range, centered on you MotW p82
Alarm Brd 1, Rgr 1, Sor/Wiz 1 20-ft.-radius emanation centered on a point in space RSRD SpellListII & SpellsA-B
Amplify Brd 1 15-ft.-radius emanation centered on a creature, object, or point in space MoF p77
Antilife Shell Animal 6, Clr 6, Drd 6 10-ft.-radius emanation, centered on you RSRD SpellListII & SpellsA-B
Antimagic Field Clr 8, Magic 6, Protection 6, Sor/Wiz 6 10-ft.-radius emanation, centered on you RSRD SpellListII & SpellsA-B
Antiplant Shell Drd 4 10-ft.-radius emanation, centered on you RSRD SpellListII & SpellsA-B
Big Sky Drd 5 You and all allies and enemies within a 30-ft. radius emanation centered on you MotW p83
Blacklight Darkness 1, Sor/Wiz 3 A 20-ft.-radius emanation centered on a creature, object, or point in space FR p67,D&D p216
Body of the Sun Drd 2, Sor/Wiz 2 5-ft. radius emanation centered on you MotW p84
Cacophonic Shield Brd 6, Sor/Wiz 6 10-ft.-radius emanation, centered on you MoF p83
Castigate Clr 4 10-ft. radius emanation DotF p83
Cloudburst Drd 2 100-ft.-radius emanation MoF p84
Consecrate Clr 2 20-ft.-radius emanation RSRD SpellListI & SpellsC
Control Light Clr 4 5 ft./level emanation centered on a creature, object or point in space R&R
Crown of Glory Glory 8 120-ft.-radius emanation, centered on you DotF p84,D&D p216
Deathwatch Clr 1 Cone-shaped emanation RSRD SpellListI & SpellsD-E
Decomposition Drd 2 All enemies within a 50-ft. radius emanation centered on you MotW p87
Desecrate Clr 2, Evil 2 20-ft.-radius emanation RSRD SpellListI & SpellsD-E
Detect Animals or Plants Drd 1, Rgr 1 Cone-shaped emanation RSRD SpellListII & SpellsD-E
Detect Chaos Adp 1, Clr 1 Cone-shaped emanation RSRD SpellListI & SpellsD-E
Detect Evil Adp 1, Clr 1 Cone-shaped emanation RSRD SpellListI & SpellsD-E
Detect Good Adp 1, Clr 1 Cone-shaped emanation RSRD SpellListI & SpellsD-E
Detect Law Adp 1, Clr 1 Cone-shaped emanation RSRD SpellListI & SpellsD-E
Detect Magic Adp 0, Brd 0, Clr 0, Drd 0, Sor/Wiz 0 Cone-shaped emanation RSRD SpellListII & SpellsD-E
Detect Scrying Brd 4, Sor/Wiz 4 40-ft.-radius emanation centered on you RSRD SpellListII & SpellsD-E
Detect Secret Doors Brd 1, Knowledge 1, Sor/Wiz 1 Cone-shaped emanation RSRD SpellListII & SpellsD-E
Detect Snares and Pits Drd 1, Rgr 1 Cone-shaped emanation RSRD SpellListII & SpellsD-E
Detect Thoughts Brd 2, Knowledge 2, Sor/Wiz 2 Cone-shaped emanation RSRD SpellListII & SpellsD-E
Detect Undead Clr 1, Pal 1, Sor/Wiz 1 Cone-shaped emanation RSRD SpellListII & SpellsD-E
Dimensional Lock Clr 8, Sor/Wiz 8 20-ft.-radius emanation centered on a point in space RSRD SpellListII & SpellsD-E
Divine Flame Clr 2 15-ft.-radius emanation, centered on you DotF p85
Divine Zephyr Clr 2 15-ft.-radius emanation, centered on you DotF p85
False Vision Brd 5, Sor/Wiz 5, Trickery 5 40-ft.-radius emanation RSRD SpellListII & SpellsF-G
Forceward Clr 3 (Helm), Pal 3 10-ft.-radius emanation centered on you MoF p95
Globe of Invulnerability Sor/Wiz 6 10-ft.-radius spherical emanation, centered on you RSRD SpellListII & SpellsF-G
Globe of Invulnerability, Lesser Sor/Wiz 4 10-ft.-radius spherical emanation, centered on you RSRD SpellListII & SpellsF-G
Hand of Torm Clr 4 (Torm), Pal 4 10-ft.-radius emanation centered on you MoF p99
Improved Alarm Brd 3, Sor/Wiz 3 25-ft.-radius emanation centered on a point in space 25 ft.-radius emanation centered on a point in space MotP p35
Invisibility Sphere Brd 3, Sor/Wiz 3 You or a creature or object weighing no more than 100 lb./level 10-ft.-radius emanation around the creature or object touched RSRD SpellListII & SpellsH-L
Iron Storm Sor/Wiz 3 20-ft. radius emanation R&R
Joyful Noise Brd 1 10-ft. radius emanation centered on you S&S p93
Magic Circle against Chaos Clr 3, Law 3, Pal 3, Sor/Wiz 3 10-ft.-radius emanation from touched creature RSRD SpellListII & SpellsM-O
Magic Circle against Evil Clr 3, Good 3, Pal 3, Sor/Wiz 3 10-ft.-radius emanation from touched creature RSRD SpellListII & SpellsM-O
Magic Circle against Good Asn 3, Clr 3, Evil 3, Sor/Wiz 3 10-ft.-radius emanation from touched creature RSRD SpellListI & SpellsM-O
Magic Circle against Law Chaos 3, Clr 3, Sor/Wiz 3 10-ft.-radius emanation from touched creature RSRD SpellListI & SpellsM-O
Mass Manifest Clr 6, Sor/Wiz 8 25-ft.-radius emanation centered on a point in space MotP p36
Maw of Chaos Sor/Wiz 9 15-ft.-radius emanation MoF p107
Minor Symbol of Divinity Clr 1, Drd 1, Pal 1, Protection 1, Rgr 1 5-ft. radius/level emanation 5-ft. radius/level emanation R&R
Negative Energy Geyser Death 8, Sor/Wiz 8 5 ft. and 30-ft. emanation R&R2
Reality Maelstrom Sor/Wiz 7 5-ft.-radius/level emanation, centered on a point in space, and 10-ft.-radius/level burst centered on the same point MotP p38
Repel Vermin Brd 4, Clr 4, Drd 4, Rgr 3 10-ft.-radius emanation centered on you RSRD SpellListII & SpellsP-R
Repel Wood Drd 6, Plant 6 60-ft. line-shaped emanation from you RSRD SpellListII & SpellsP-R
Repulsion Clr 7, Protection 7, Sor/Wiz 6 Up to 10-ft.-radius/level emanation centered on you RSRD SpellListII & SpellsP-R
Rune of Darkness Sor/Wiz 2 up to 30-ft. diameter sphere emanation R&R
Silence Brd 2, Clr 2 20-ft.-radius emanation centered on a creature, object, or point in space RSRD SpellListI & SpellsS
Suppress Glyph Clr 6 (Deneir) 100-ft.-radius emanation centered on you. MoF p126
Taldock's Spell Inhibitor Protection 6, Sor/Wiz 6 100-ft.-radius emanation, centered on you R&R
Tanil's Purging Clr 4, Rgr 4 20-ft. radius emanation from caster R&R
Unfetter Undead Sor/Wiz 6 50 ft. radius emanation N:BtG
Zone of Revelation Clr 3, Sor/Wiz 4 5-ft.-radius/level emanation MotP p40
Zone of Silence Brd 4 5-ft.-radius emanation centered on you RSRD SpellListI & SpellsT-Z
Zone of Truth Clr 2, Pal 2 20-ft.-radius emanation RSRD SpellListII & SpellsT-Z