PS

*npḫ - to blow, breathe, inflate (SED I No. 45v)

Eventually derived from *pḫ/ḥ ‘to breath, blow, exhale (smell)’ (SED I No. 54v) by prefixation of *n­.

Akkadian
napāḫu - to blow (something), hiss, etc. (CAD N₁ 263, AHw. 732)
Hebrew
npḥ - to blow (HALOT 708)
Syriac
npḥ - to blow (LSyr. 435, SL 929)
Mandaic
nhp - to blow up a flame, to fan a flame, to breathe fire (MD 291)
Related with metathesis.
Mandaic
npa, nph - to breathe out, fan with breath, blow up, inflate (MD 303)
Arabic
nfḥ - to diffuse (of odour); to blow (of wind) (BK 2 1306, Lane 2820)
Probably related as a variant root.
Arabic
nfḫ - to blow with mouth (BK 2 1306, Lane 2821)
Geez
nafḫa, nafḥa - to blow, breathe on, inflate, sound (an instrument), blow (a horn, trumpet) (CDG 388)
Tigre
näfḥa - to blow, inflate (WTS 346)
Tigrinya
näfḥē - soffiare per gonfiare otre, suonare la tromba (to blow in order to inflate, to play a trumpet) (TED 1395, Bassano 1918: 469)
Amharic
näffa - to blow, to inflate (AED 1079)
Argobba
näffaha - to blow (CDG 388)
Harari
näfaḥa - to inflate, blow an instrument, blow air into something (LH 117)
Selti
näfa - to blow up, blow an instrument, inflate (EDG 450)
Wolane
näfä - to blow up, blow an instrument, inflate (EDG 450)
Zway
näfä - to blow up, blow an instrument, inflate (EDG 450)
Chaha
näfa - to blow up, blow an instrument, inflate (EDG 450)
Ezha
näffa - to blow up, blow an instrument, inflate (EDG 450)
Endegen
nfā - to blow up, blow an instrument, inflate (EDG 450)
Ennemor
näfā - to blow up, blow an instrument, inflate (EDG 450)
Gyeto
näfā - to blow up, blow an instrument, inflate (EDG 450)
Muher
näffa - to blow up, blow an instrument, inflate (EDG 450)
Masqan
näffa - to blow up, blow an instrument, inflate (EDG 450)
Gogot
näffa - to blow up, blow an instrument, inflate (EDG 450)
Soddo
näffa - to blow up, blow an instrument, inflate (EDG 450)
Mehri
nefḫ - to blow, inflate (ML 285)
Jibbali
nifḫ - to blow, inflate, to blow up a cow’s vagina to make its milk come (JL 183)
Harsusi
nefōḫ - to blow (HL 94)