trimonthly /trī-munthˈli/

Every three months

• imbitter
• imbittered
• imbittering
• imbitters
• imbodied
• imbodies
• imbody
• imbodying
• imborder
• imbosk
• imbosked
• imbosking
• imbosks
• imbosom
• imbosomed
• imbosoming
• imbosoms
• imboss
• imbossed
• imbosses
• grueling
• gruelings
• gruelled
• gruelling
• gruellingly