昨
さく · saku · JLPT N3 · verb-godan
last
📅 昨 = 日 day + 乍 just a moment ago: the day that just went by
日 (sun, day) gives the meaning and 乍 (sa, suddenly) gives the sound, which survives in saku. It appears in 昨日 (sakujitsu, yesterday) and 昨年 (sakunen, last year).