unable to put into words

(ecology) the greenhouse effect

high pitch

mild-mannered, gentle, affable

(phonetics) in Sanskrit phonology, a consonant made with the throat; a dorsal (/k, g, ŋ/) consonant

high temperature, high heat

(traditional Chinese phonology) a guttural onset consonant, any of the group of consonants represented by the Middle Chinese pronunciation the following (母 (literally “mother”) means "base sound"; the character before it is the one that bears the onset consonant): 影母 (/ʔ/), 曉母 (/x/), 匣母 (/ɦ/) and 喻母 (/j/)

guttural or throaty sound (of speech) / glottal (consonant)

引く: to pull, to draw, to lead / 退く: to retreat, to retire / 弾く: to play a musical instrument / 轢く: to run over (with a vehicle) / 挽く, 碾く: to grind

腓骨: (anatomy) calf bone, fibula