Is “Irksome” a Scrabble word?
Yes
IRKSOME
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Irksome
/ˈɚksəm/
adjective
1.Marked by irritation or annoyance; disagreeable; troublesome by reason of long continuance or repetition
“He has this irksome habit of racing up to red lights, so he has to brake heavily.”
Synonyms: annoying, bothersome, irritating, tedious, wearisome