実は【じつは】
as a matter of fact, by the way, to tell you the truth, to be honest, frankly
真実【しんじつ】
truth, reality, truly, really, absolute truth
事実【じじつ】
fact, truth, reality
現実【げんじつ】
reality, actuality, hard fact
実際【じっさい】
reality, actuality, truth, fact, actual conditions, practice (as opposed to theory), truly, really, indeed, actually, bhutakoti (limit of reality)
実験【じっけん】
experiment, experimentation
確実【かくじつ】
certain, sure, definite, reliable, sound, solid, safe, secure
実力【じつりょく】
(real) ability, true strength, merit, efficiency, competency, arms, force
実に【じつに】
indeed, really, absolutely, truly, actually, very, quite
無実【むじつ】
innocence, guiltlessness, false accusation, false charge, absence of the fact, insubstantiality, lacking substance, insincerity, dishonesty
実現【じつげん】
implementation (e.g. of a system), materialization, materialisation, realization, realisation, actualization, actualisation
実家【じっか】
(one's parents') home
実行【じっこう】
execution (e.g. of a plan), carrying out, practice, action, implementation, fulfillment, realization
実施【じっし】
enforcement, implementation, putting into practice, carrying out, operation, working (e.g. working parameters), enactment
実態【じったい】
true state, actual condition, reality
事実上【じじつじょう】
as a matter of fact, actually, effectively, in reality, in effect
実績【じっせき】
achievements, actual results, accomplishments, past results, track record
実質【じっしつ】
substance, essence, substantive, substantial, essential, real (e.g. interest rate), in essence, in effect, essentially, effectively, practically, parenchyma
実情【じつじょう】
real condition, actual circumstances, actual state of affairs
実質的【じっしつてき】
substantial, real (as opposed to nominal)