sentinel is a valid English word

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

Meanings

Noun (COUNTABLE)

A sentry, watch, or guard.
(obsolete) A private soldier.
(computer science) A unique string of characters recognised by a computer program for processing in a special way; a keyword.
• The <xmp> tag is a sentinel that suspends web-page processing and displays the subsequent text literally

Verb

(transitive) To watch over as a guard.
• He sentineled the north wall.
(transitive) To post a guard for.
• He sentineled the north wall with just one man.

sentinel is a Scrabble valid word

sentinel

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

sentinel is an iScramble, QuickWords valid word

sentinel

• The word is valid in iScramble ✔
• The word is valid in QuickWords ✔
• 00 points

Same letters words (Anagrams)

• LENIENTS

Same letters plus one

• CENTINELS
• INTENSELY
• LENIMENTS
• LENINITES
• NEATLINES
• NELSONITE
• NONELITES
• SALENTINE
• SELINUNTE
• SENTINELI
• SENTINELS

Same letters minus one

• ENSEINT
• INTENSE
• LENIENT
• LENITES
• LINNETS
• LISENTE
• NEILSEN
• NIELSEN
• SENTINE
• SETLINE
• STEINLE
• TENNESI
• TENNIES
• TENSILE
• TINNELS