α β γ δ ε ζ θ κ λ μ ν ξ ο π σ τ υ φ χ ψ ἀ ἁ ἄ ἅ ἆ ἐ ἑ ἔ ἕ ἠ ἡ ἤ ἥ ἦ ἧ ἰ ἱ ἴ ἵ ἶ ὀ ὁ ὄ ὅ ὑ ὕ ὗ ὠ ὡ ὤ ὥ ὦ ὧ ᾄ ᾅ ᾠ ῥ

Letter ὠ has 10 occurences.

Count	word	def
16	Ὠβήδ	Obed, an Israelite
13	ὠδίν	a pang or throe, especially of childbirth
3	ὠδίνω	to experience the pains of parturition (literally or figuratively)
1	ὠνέομαι	to purchase (synonymous with the earlier )
1	ὠόν	an "egg"
2	ὠρύομαι	to "roar"
16	ὠτίον	an earlet, i.e. one of the ears, or perhaps the lobe of the ear
1	ὠφέλεια	usefulness, i.e. benefit
22	ὠφελέω	to be useful, i.e. to benefit
4	ὠφέλιμος	helpful or serviceable, i.e. advantageous