(onomatopoeia, slang) sexy

日日: day by day

日日: every day, daily

乳: milk; breast; latex (milky substance in plants) / 父: one's own father; a father figure; the Christian God / 致知: the pursuit of knowledge; / 遅遅, 遅々: slowness, tardiness; a long day

乳, 父: a surname / 父子: a place name

遅遅, 遅々: to be late

(humble) alternative form of いってきます (itte kimasu)

back and forth

(colloquial) Synonym of 行って来ます (itte kimasu, “see you later”)

to go and come back