Roget's Thesaurus by Peter Mark Roget

3. CONJUNCTIVE QUANTITY

#37. Addition.—N. addition, annexation, adjection[obs3]; junction &c. 43; superposition, superaddition, superjunction[obs3], superfetation; accession, reinforcement; increase &c. 35; increment, supplement; accompaniment &c. 88; interposition &c. 228; insertion &c.