התנפח

Hebrew

Root
נ־פ־ח (n-p-ḥ)

Verb

הִתְנַפֵּחַ • (hitnapéakh) third-singular masculine past (hitpa'el construction)

1. to become inflated, to swell
   • 2019, 13:37 from the start, in Our Boys, season 1, episode 1, spoken by Simon (Shlomi Elkabetz):

     ישך פה בלון שמתנפח ומתנפח, תקווה, תקווה, תקווה.

     It's a balloon that keeps getting bigger, hope, hope, hope.

     (literally, “You have a balloon here that swells and swells, hope, hope, hope.”)

Conjugation

Conjugation of הִתְנַפֵּחַ (see also Appendix:Hebrew verbs) 

non-finite forms		to-infinitive: לְהִתְנַפֵּחַ action noun: הִתְנַפְּחוּת
finite forms		singular		plural
		m.	f.	m.	f.
past	first	הִתְנַפַּחְתִּי		הִתְנַפַּחְנוּ
	second	הִתְנַפַּחְתָּ	הִתְנַפַּחְתְּ	הִתְנַפַּחְתֶּם	הִתְנַפַּחְתֶּן
	third	הִתְנַפֵּחַ	הִתְנַפְּחָה	הִתְנַפְּחוּ
present		מִתְנַפֵּחַ	מִתְנַפַּחַת	מִתְנַפְּחִים	מִתְנַפְּחוֹת
future	first	אֶתְנַפֵּחַ		נִתְנַפֵּחַ
	second	תִּתְנַפֵּחַ	תִּתְנַפְּחִי	תִּתְנַפְּחוּ	תִּתְנַפַּחְנָה1
	third	יִתְנַפֵּחַ	תִּתְנַפֵּחַ	יִתְנַפְּחוּ	תִּתְנַפַּחְנָה1
imperative		הִתְנַפֵּחַ	הִתְנַפְּחִי	הִתְנַפְּחוּ	הִתְנַפַּחְנָה1
notes		Rare in Modern Hebrew.