一眼[ichigan] one eye
一眼レフ[ichiganrefu] single-lens reflex camera
一隻眼[issekigan] sharp eye
遠眼[engan] farsightedness
遠眼鏡[toomegane] spectacles for far-sightedness

凹眼[ougan] cavernous eyes
凹眼鏡[ougankyou] concave glasses
開眼[kaigan] enlightenment
眼下[ganka] under one's eyes
眼科[ganka] ophthalmology

ユーモアの感覚[yuumoanokankaku] sense of humor
ロボットの視覚[robottonoshikaku] robot vision
圧覚[akkaku] sense of pressure
覚え[oboe] memory
覚える[oboeru] to memorize

覚ます[samasu] to awaken
覚める[sameru] to wake
覚悟[kakugo] resolution
覚者[kakusha] enlightened person
感覚[kankaku] sense