lastly is a valid English word

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

Meanings

Adverb (NOT COMPARABLE)

(sequence) Used to mark the beginning of the last in a list of items or propositions.
• Firstly, that's illegal; secondly, it has serious disadvantages; thirdly, it's not necessary; and lastly, did I mention that it's illegal?
(discourse marker) Used to signal that the speaker is about to yield control of the conversation.

lastly is a Scrabble valid word

lastly

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

lastly is an iScramble, QuickWords valid word

lastly

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

Same letters words (Anagrams)

• SALTLY

Same letters plus one

• ALLYEST
• SALTILY
• SALTLEY
• SLANTLY
• SLATILY
• STALELY
• STRALLY
• TALLEYS
• TRYALLS

Same letters minus one

• LAYST
• LYLAS
• SALLY
• SALTY
• SLATY
• STALL
• STYAL
• STYLL
• SYLLA
• TALLS
• TALLY
• TAYLS