dispensable
adjective
[ dɪˈspɛnsəb(ə)l ]
• able to be replaced or done without; superfluous.
• "the captain's loss of form made him dispensable"
Similar:
expendable,
disposable,
replaceable,
inessential,
unessential,
non-essential,
skippable,
unnecessary,
unneeded,
needless,
not required,
redundant,
superfluous,
surplus to requirements,
gratuitous,
uncalled for,
Origin:
early 16th century (in the sense ‘permissible in special circumstances’): from medieval Latin dispensabilis, from Latin dispensare (see dispense).