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)
料理【りょうり】
cooking, cookery, cuisine, meal, food, dish, item on a menu, (easily) dealing with something, handling (well)
理解【りかい】
understanding, comprehension, appreciation, sympathy
処理【しょり】
processing, dealing with, treatment, disposition, disposal
総理【そうり】
prime minister (as the head of a cabinet government), premier, leading, overseeing, leader, overseer, president
倫理【りんり】
ethics, morals
代理【だいり】
representation, agency, proxy, proxy, agent, representative, deputy, substitute, surrogate, stand-in
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
心理【しんり】
state of mind, mentality, psychology
原理【げんり】
principle, theory, fundamental truth
理想【りそう】
ideal, ideals
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
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
論理【ろんり】
logic
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