Invariable

1.

ដែលមិនផ្លាស់ប្ដូរ, ដែលមិនប្រែប្រួល
Example: A man of invariable habits.
Example: An invaluable collection of paintings.

1.

An invariable quantity; a constant.

1.

Not given to variation or change; unalterable; unchangeable; always uniform.

1.

changeless, consistent, constant, static, unchanging, uniform, expensive, inestimable, precious, priceless, valuable

1.

cheap, useless, worthless