Changeless
Part of speech: adjective
Definition: unchanging
Constant
Part of speech: adjective
Definition: Unchanged through time or space; permanent.Consistently recurring over time; persistentSteady in purpose, action, feeling, etc.
Part of speech: noun
Definition: That which is permanent or invariable.A quantity that remains at a fixed value throughout a given discussion.Any property of an experiment, determined numerically, that does not change under given circumstances.An identifier that is bound to an invariant value.
Example sentence: Collaboration is a key part of the success of any organization, executed through a clearly defined vision and mission and based on transparency and constant communication.