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 ἵ has 5 occurences.

Count	word	def
20	ἵλεως	cheerful (as attractive), i.e. propitious; adverbially (by Hebraism) God be gracious!, i.e. (in averting some calamity) far be it
1075	ἵνα	compare ); in order that (denoting the purpose or the result)
0	ἵνα μή	in order (or so) that not
89	ἵππος	a horse
524	ἵστημι	to stand (transitively or intransitively), used in various applications (literally or figuratively)