umm is a valid English word

Scrabble validity: valid ( international - Sowpods, US - Twl06 )
iScramble validity: invalid
QuickWords validity: invalid

Meanings

Interjection

Alternative form of um.
• - How does a plane fly?

Verb

Alternative form of um. (to make the umm sound to express confusion or hesitancy).

umm is a Scrabble valid word

u1m3m3

• International English (Sowpods) - The word is valid in Scrabble ✔
• US English (TWL06) - The word is valid in Scrabble ✔
• 7 points

umm is not an iScramble, QuickWords valid word

u1m2m3

• The word is not valid in iScramble ✘
• The word is not valid in QuickWords ✘
• 6 points

Same letters words (Anagrams)

• MMU
• MUM

Same letters plus one

• CUMM
• DUMM
• GUMM
• HUMM
• KUMM
• MAMU
• MAUM
• MBUM
• MEUM
• MMUS
• MULM
• MUMA
• MUMM
• MUMP
• MUMS
• MUMU
• PMMU
• SUMM
• UMMA
• UMMS

Same letters minus one

• MM
• MU
• UM