Is PROTOTHERIAN a valid Scrabble word?
Yes, PROTOTHERIAN is a valid word in US Scrabble and UK Scrabble, worth 17 points.
Base score before bonus squares; blank tiles score zero.
What does PROTOTHERIAN mean?
- noun
primitive oviparous mammals found only in Australia and Tasmania and New Guinea
Definitions from WordNet 3.1, Princeton University.
Points
17
Scrabble
—
Words With Friends
12
Letters
P (3) + R (1) + O (1) + T (1) + O (1) + T (1) + H (4) + E (1) + R (1) + I (1) + A (1) + N (1) = 17 points in Scrabble.
Dictionary status
- Scrabble (US & Canada)Valid
- Scrabble (UK & worldwide)Valid
- Words With FriendsNot listed
Scrabble lists: NWL2023 (US & Canada) and CSW24 (UK & worldwide). WWF uses our ENABLE reference plus verified additions. “Listed” and “Not listed” describe that reference; check acceptance in the game. Sources reviewed 2026-10-03.
Hooks for PROTOTHERIAN
Single letters that turn PROTOTHERIAN into another valid word in US Scrabble. Hooks let you extend a word already on the board.
Front hooks0
None — nothing can be added to the front.
Back hooks1
Words you can make from PROTOTHERIAN
The 60 highest-scoring words using these letters.
- ornithopter16
- orthopteran16
- orthoptera15
- harpooner14
- orthopter14
- perianth13
- poortith13
- thiotepa13
- intertroop12
- peroration12
- anorthite12
- throatier12
- harpoon12
- heparin12
- panther12
- phaeton12
- phatter12
- phonate12
- phonier12
- phorate12
- photino12
- operation11
- portioner11
- pretorian11
- proration11
- protonate11
- antihero11
- thionate11
- thornier11
- toothier11
- ephori11
- hapten11
- harper11
- harpin11
- hatpin11
- hooper11
- hotpot11
- ophite11
- orphan11
- phoner11
- photon11
- pother11
- tephra11
- teraph11
- thorpe11
- threap11
- atropine10
- inotrope10
- operator10
- patentor10
- patootie10
- portrait10
- potation10
- pretrain10
- priorate10
- pronator10
- terrapin10
- triptane10
- another10
- hairnet10
Study PROTOTHERIAN and related words
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