キ, ケ, まれ, のぞ, のぞみ
hope, beg, request, pray, beseech, Greece, dilute (acid), rare, few, phenomenal
JLPT2 G4 S7 F896
The relevant seal inscription form shows two sets of intersecting lines + 巾# cloth → long piece of cloth (compare 衣) with fine cross-stitches → *rare* (← rare, high-quality cloth) → *desire*/*hope* (← desire/hope to obtain something rare).
[Full Kanji Etymology List]