Unshakable (Adjective)
Meaning 1
Marked by firm determination or resolution; not shakable; "firm convictions"; "a firm mouth"; "steadfast resolve"; "a man of unbendable perseverence"; "unwavering loyalty".
Classification
All adjective clusters.
Synonyms
Meaning 2
Without flaws or loopholes; "an ironclad contract"; "a watertight alibi"; "a bulletproof argument".
Classification
All adjective clusters.