שכיח – common, frequent, widespread – Hebrew conjugation tables

Adjective – katil pattern

Root: שׁ - כ - ח

The final radical of this word is guttural; this affects the adjacent vowels.

common, frequent, widespread

Singular		Plural
Masculine	Feminine	Masculine	Feminine
שָׁכִיחַ shachiach common, frequent, widespread	שְׁכִיחָה shchicha common, frequent, widespread	שְׁכִיחִים shchichim common, frequent, widespread	שְׁכִיחוֹת shchichot common, frequent, widespread

Word	Root	Part of speech	Meaning
שָׁכוּחַshachuach	שׁ - כ - ח	Adjective – katul pattern	forgotten
לִשְׁכּוֹחַlishkoach	שׁ - כ - ח	Verb – pa'al	to forget
לְהִישָּׁכֵחַlehishacheach	שׁ - כ - ח	Verb – nif'al	to be forgotten
לְהַשְׁכִּיחַlehashkiach	שׁ - כ - ח	Verb – hif'il	to cause to forget, to condemn to oblivion
לְהִשְׁתַּכֵּחַlehishtakeach	שׁ - כ - ח	Verb – hitpa'el	to be forgotten
שְׁכִיחוּתshchichut	שׁ - כ - ח	Noun – feminine	prevalence, incidence