reasonable

Economical is a synonym of reasonable.

As adjectives the difference between reasonable and economical

is that reasonable is having the faculty of reason; endued with reason; rational while economical is careful with money so as not to spend too much; prudent; thrifty.

Reasonable is a antonym of moderate.

As adjectives the difference between moderate and reasonable

is that moderate is not excessive; acting in moderation while reasonable is having the faculty of reason; endued with reason; rational.

As a noun moderate

is one who holds an intermediate position between extremes, as in politics.

As a verb moderate

is to reduce the excessiveness of (something.

As adjectives the difference between equanimous and reasonable

is that equanimous is calm and composed; of stable disposition while reasonable is having the faculty of reason; endued with reason; rational.

Reasonable is a related term of candid.

As adjectives the difference between reasonable and candid

is that reasonable is having the faculty of reason; endued with reason; rational while candid is impartial and free from prejudice.

As a noun candid is

a spontaneous or unposed photograph.

Ingenuous is a related term of reasonable.

As adjectives the difference between ingenuous and reasonable

is that ingenuous is naive and trusting while reasonable is having the faculty of reason; endued with reason; rational.

As adjectives the difference between logic and reasonable

is that logic is logical while reasonable is having the faculty of reason; endued with reason; rational.

As an adjective reasonable

is having the faculty of reason; endued with reason; rational.

As an adverb properly is

in a proper manner.

Reasonable is a related term of thinkable.

As adjectives the difference between reasonable and thinkable

is that reasonable is having the faculty of reason; endued with reason; rational while thinkable is able to be thought or imagined; conceivable; feasible or possible.

Condign is a related term of reasonable.

As adjectives the difference between condign and reasonable

is that condign is (rare) fitting, appropriate, deserved, especially denoting punishment while reasonable is having the faculty of reason; endued with reason; rational.

Philosophical is a synonym of reasonable.

As adjectives the difference between philosophical and reasonable

is that philosophical is of, or pertaining to, philosophy while reasonable is having the faculty of reason; endued with reason; rational.