Dutch word gelach comes from Dutch ge-, Dutch lachen ((intransitive) to laugh.)

Detailed word origin of gelach

Dictionary entry	Language	Definition
ge-	Dutch (nld)	See ge- -te. Used with a verb stem to create a neuter uncountable noun referring to an action or its result, seen as a single collective whole. Comparable to English -ing (although that forms countable nouns, as it does in Dutch). (obsolete, no longer productive) Forms perfective verbs from other verbs with a sense of completeness, or simply as an intensifier.. Used for forming the past [...]
lachen	Dutch (nld)	(intransitive) to laugh.
gelach	Dutch (nld)	Laughter (sound (as) of laughing).

Words with the same origin as gelach