Shirabe
English jmdict
1
adjectival nouns or quasi-adjectives (keiyodoshi) word usually written using kana alone plausible (but untrue);credible (e.g. lie);specious;seemingly truthful
Other forms 真しやか 【まことしやか】 (rarely used kanji form) · 誠しやか 【まことしやか】 (rarely used kanji form)