1. Of or relating to or functioning as a clause
   "clausal structure"

See also: clause

• letter security
• letter stock
• letter telegram
• letter writer
• letter-perfect
• lettercard
• lettered
• letterer
• letterhead
• lettering
• letterman
• letterpress
• letters
• letters of administration
• letters of marque
• letters patent
• letters testamentary
• letterset printing
• letting
• letting down
• Lettish
• lettre de cachet
• lettuce
• letup
• leu