assumˈingly adverb

assumpsit /ə-sumpˈsit/ noun

An action at common law, the historical basis of the modern law of contract, in which the plaintiff asserts that the defendant undertook (L assūmpsit) to perform a certain act and failed to fulfil his or her promise

assumption /-sumˈ or -sumpˈ/ noun

1. An act of assuming
2. Taking upon oneself
3. Arrogance
4. Taking for granted
5. Supposition
6. That which is taken for granted or supposed
7. The minor premise in a syllogism (logic)
8. A taking up bodily into heaven, esp the Assumption of the Virgin, celebrated on 15 August (declared a dogma of the Roman Catholic Church in 1950)
9. Reception, incorporation (archaic)

Assumpˈtionist noun

A member of the Roman Catholic congregation (Augustinians of the Assumption) founded at Nîmes in 1843 (also adjective)

assumpˈtive adjective

1. Of the nature of an assumption
2. Gratuitously assumed
3. Apt, or too apt, to assume

deed of assumption (Scots law)

A deed executed by trustees under a trust deed assuming a new trustee or settlement