理由【りゆう】
reason, pretext, motive
理事【りじ】
director, trustee
管理【かんり】
control, management (e.g. of a business)
総理【そうり】
prime minister (as the head of a cabinet government), premier, leading, overseeing, leader, overseer, president
処理【しょり】
processing, dealing with, treatment, disposition, disposal
理解【りかい】
understanding, comprehension, appreciation, sympathy
料理【りょうり】
cooking, cookery, cuisine, meal, food, dish, item on a menu, (easily) dealing with something, handling (well)
代理【だいり】
representation, agency, proxy, proxy, agent, representative, deputy, substitute, surrogate, stand-in
倫理【りんり】
ethics, morals
理念【りねん】
(Platonic) ideal (of how things ought to be, e.g. human rights), foundational principle, idea, conception (e.g. of the university), doctrine, ideology
原理【げんり】
principle, theory, fundamental truth
心理【しんり】
state of mind, mentality, psychology
論理【ろんり】
logic
整理【せいり】
sorting, arrangement, organization, putting in order, adjustment, regulation, liquidation, settlement, consolidation, clearance (e.g. debt), paying off, retrenchment, curtailment, cutting down, disposal
無理【むり】
unreasonable, unnatural, unjustifiable, impossible, forcible, forced, compulsory, excessive (work, etc.), immoderate, to work too hard, to try too hard, no way, not a chance, never, dream on, irrational
理想【りそう】
ideal, ideals
理論【りろん】
theory
合理化【ごうりか】
rationalization, rationalisation, rationalize, rationalise
修理【しゅうり】
repair, mending, fixing, servicing
調理【ちょうり】
cooking, food preparation