半 - half, middle, odd number

first half of the year; first half of the fiscal year

reduction by half; halving

four and a half tatami mats; four-and-a-half-mat room

half past (the hour)

middle; halfway; midway

half the amount (of money); half price; half fare

half; semi-; partial

second half; latter half

half day

half and half; fifty-fifty

halfway; half measures; unfinished; incomplete; by halves; half-baked; half-cocked; half-hearted; half-arsed; half-assed

semicircle; hemicycle; half globe