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 ἥ has 6 occurences.

Count	word	def
2	ἥδιστα	with great pleasure
121	ἥκω	to arrive, i.e. be present (literally or figuratively)
174	ἥλιος	perhaps akin to the alternate of ); the sun; by implication, light
90	ἥμισυ	(as noun) half
2	ἥττημα	a deterioration, i.e. (objectively) failure or (subjectively) loss
4	ἥττον	worse (as noun); by implication, less (as adverb)