undeviating

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

adjective going directly ahead from one point to another without veering or turning aside
adjective used of values and principles; not subject to change; steady

From un- + deviating.

Beyond the undeviating barbed-wire fences were clumps of golden rod. — Main Street, Sinclair Lewis
How wise and pious was the undeviating confidence of kind old Glastonbury in their fate! — Henrietta Temple: A Love Story, Benjamin, Earl of Beaconsfield Disraeli
But I see enough of it to know that never has it been a straight, undeviating line. — Selected Works of Voltairine de Cleyre, Voltairine De Cleyre

unswerving

Type a word, a sentence, a book title, or a link to an English article. WordNet and the Classics answer.

Try

A library of classics · a vault of words · instant etymology & meaning