輸入【ゆにゅう】
import, importation, introduction, afferent
購入【こうにゅう】
purchase, buy
収入【しゅうにゅう】
income, receipts, revenue
導入【どうにゅう】
introduction, bringing in, installation, setting up, importation, introduction (to a story, lecture, etc.), introductory part
入札【にゅうさつ】
bid, tender, bidding
介入【かいにゅう】
intervention
入試【にゅうし】
entrance examination
入院【にゅういん】
hospitalization, hospitalisation
入場【にゅうじょう】
entrance, admission, entering
入社【にゅうしゃ】
joining a company, getting a job with a company, starting work at a company
入学【にゅうがく】
admission (to a school or university), entrance, enrolment, enrollment, matriculation
加入【かにゅう】
joining (a club, organization, etc.), becoming a member, entry, admission, subscription, affiliation, signing (e.g. a treaty), taking out (insurance)
入賞【にゅうしょう】
winning a prize, placing (high; in a contest)
入国【にゅうこく】
entry into a country
入選【にゅうせん】
being selected (for a prize, exhibition, etc.), being accepted, winning
受け入れる【うけいれる】
to accept, to receive, to agree
申し入れ【もうしいれ】
proposal, offer, report, proposition, notice, request
入門【にゅうもん】
becoming a pupil (of), becoming a disciple, entering an institution, beginning training, introduction (to), primer, guide, entering through a gate
突入【とつにゅう】
rushing into, breaking into, storming, plunging into (war, etc.), embarking on (a new venture)
侵入【しんにゅう】
invasion, incursion, raid, aggression, intrusion, trespass, penetration, hacking