8 letters · 13 points in Scrabble
originEtymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- Proto-Indo-European *(s)kelH- Proto-Indo-European *skolH-yeh₂ Proto-Germanic *skaljō Proto-West Germanic *skallju Old English sċiell Middle English schelle English shell English subshell From sub- + shell.
Etymology from Wiktionary, CC BY-SA 3.0