process of becoming smaller. Involuntary, often painful tightening of a muscle.

sport or activity of climbing mountains or cliffs. To rise gradually and steadily to a higher point.

condition in which things happen.

So good it cannot be improved. perfect tense. To do something so well, it cannot be done better.

situated on upper floor. on or to upper floor of building. The floor above you in a building.

initial. Action of starting something, e.g. a new business. To make accessible or able to be used, e.g. road.

in seated position. Being painted or photographed by an artist. To remain in a still position while being painted.

Person's opinion or attitude about something. To put in a particular location or direction.

used for emphasis with following adjective functioning as adverb. Thing that is not yet known or named.

A structure with a roof and walls, e.g. a house. To establish e.g. a reputation, over time.

used to refer to person being addressed.

sixty seconds. Records in writing what is said at a meeting.

on or around dura mater. On or outside the dura mater.

estimate without being sure of being correct.