tired

to a high degree

to a very high degree

slightly tired

quite tired, but not extremely

a little tired

tired due to mental effort

tired due to physical effort

completely exhausted (often used with a verb like 'be' or 'feel')

extremely tired (informal)

extremely tired (informal)

deeply and completely tired

looking worried and exhausted

very annoyed about something you have had for a long time

to be in a state of needing rest

to start to feel tired (more informal)

to experience the sensation of needing rest

to appear to be in need of rest

to start to feel tired

to give the impression of being tired

to cause someone to become tired

for one's voice to suggest tiredness

to cause someone to feel tired

to start feeling that you have had enough of something (informal)

to start feeling that you have had enough of something

to gradually start feeling that you have had enough of something

tired as a result of something