JLPT N1 · な-adjective

誠実 (seijitsu)

誠実 (せいじつ, seijitsu) is a Japanese な-adjective meaning “sincere; honest”. It appears in JLPT N1 vocabulary lists and is marked as a common word in JMdict.

Reading: せいじつ
Romaji: seijitsu
Word class: な-adjective
Level: JLPT N1 (unofficial)

Meaning

sincere; honest; faithful · な-adjective, noun

Example sentences

ナンシーには誠実さが欠けているようだ。

Nancy seems to lack sincerity.

Tatoeba #199011

Sentences from the Tatoeba project, linked to this word in JMdict.

Conjugation of 誠実

な-adjective. Plain and polite forms below; try any other word in the Japanese verb conjugator.

Form	Japanese	Reading
Present (plain)	誠実だ	せいじつだ seijitsuda
Present (polite)	誠実です	せいじつです seijitsudesu
Negative	誠実じゃない	せいじつじゃない seijitsujanai
Past	誠実だった	せいじつだった seijitsudatta
Negative past	誠実じゃなかった	せいじつじゃなかった seijitsujanakatta
Te-form	誠実で	せいじつで seijitsude
Before a noun	誠実な	せいじつな seijitsuna
Adverb (~ni)	誠実に	せいじつに seijitsuni

Kanji in 誠実

誠

sincerity, admonish, warnセイ・まこと · 13 strokes

実

reality, truth, seedジツ・シツ・み・みの.る · 8 strokes

Related words

Other vocabulary sharing a kanji with 誠実.

誠まことtruth誠にまことにreally実みfruit事実じじつfact実験じっけんexperiment実現じつげんimplementation (e.g. of a system)実行じっこうexecution (e.g. of a plan)実際じっさいreality実施じっしenforcement実にじつにreally実はじつはas a matter of fact実力じつりょく(real) ability確実かくじつcertain現実げんじつreality

Source: JMdict entry 1381180 (EDRDG, CC BY-SA 4.0). Level: unofficial JLPT list – how levels are assigned.