Unremitting, incessant. In later use esp. (of rainfall) sustained, persistent; cf. sense 4e.

Without respite; unrelieved, unremitting.

Unslackened, unrelaxed.

Of an activity, condition, process, etc.: continuous, constant, incessant; = unremitting, adj. 1.

Unmitigated, unmoderated, unabated; unrelenting.

Of an activity, condition, process, etc.: continuing without pause or reduction in intensity; continuous, constant, incessant.

(un-, prefix1 affix 4.)

That does not relax, weaken, or flag; unrelenting, unwavering.

(un-, prefix1 affix 4.)

(un-, prefix1 affix 4.)

(un-, prefix1 affix 4.)

= unremitting, adj.

Not receding.

Characterized by being without remission; unremitting.

Without remission; unremitting, relentless; unpardoned.

Not relaxed; (in early use) (Scottish) not free from restraint, legal process, or penalty; (now esp.) not free from tension or stress.

(un-, prefix1 affix 2.)

Unabating.