prorogue
To suspend (a parliamentary session) or to discontinue the meetings of (an assembly, parliament etc.) without formally ending the session.
transitive
On 9 September, when Parliament was prorogued until 14 October [later reversed by the Supreme Court], spelling the end of 12 pieces of legislation, it emerged that the High Speed Rail (West Midlands-Crewe) Bill was one of only three bills which will be carried over into the new parliamentary session.
To defer.
archaic, transitive
To prolong or extend.
obsolete
Mirth[…]prorogues life, whets the wit, makes the body young, lively, and fit for any manner of employment.
Where it comes from
From Old French proroger, proroguer, from Latin prōrogō (“prolong, defer”).
Related words
Adapted from the Wiktionary entry prorogue (CC BY-SA 4.0).