Definition of invariable:
invariant, unfailing, immutable, changeless, unvarying, static, inflexible, constant, uninterrupted, flexible, unalterable, fixed-income, steady, constant quantity, hard-and-fast, ironclad, inalterable, rigid, change, strict.
continuous (part of speech: adjective)
- uniform (part of speech: adjective)
- stable (part of speech: adjective)
- "Lover or Friend", Rosa Nouchette Carey.
- "Together", Robert Herrick (1868-1938).
The minister returned thanks publicly, on the part of his master, and expressed his majesty's sense of the invariable consideration and friendship with which his majesty's subjects are treated by the citizens of America.- "A Ramble of Six Thousand Miles through the United States of America", S. A. Ferrall.