permissive
adjective
[ pəˈmɪsɪv ]
• allowing or characterized by great or excessive freedom of behaviour.
• "a permissive parent"
Similar:
liberal,
broad-minded,
open-minded,
non-restrictive,
free,
free and easy,
easy-going,
live-and-let-live,
latitudinarian,
laissez-faire,
libertarian,
unprescriptive,
unrestricted,
tolerant,
forbearing,
indulgent,
lenient,
overindulgent,
lax,
soft,
• allowed but not obligatory; optional.
• "the Hague Convention was permissive, not mandatory"
• allowing a biological or biochemical process to occur.
• "the mutants grow well at the permissive temperature"
Origin:
late 15th century (in the sense ‘tolerated, allowed’): from Old French, or from medieval Latin permissivus, from permiss- ‘allowed’, from the verb permittere (see permit1).