well-grounded

Valid is a synonym of well-grounded.

As adjectives the difference between valid and well-grounded

is that valid is valid while well-grounded is (of a person) having extensive knowledge of a subject.

Sound is a related term of well-grounded.

As a proper noun sound

is the strait that separates zealand (an island of denmark) from scania (part of sweden); also sometimes called by the danish name,.

As an adjective well-grounded is

(of a person) having extensive knowledge of a subject.

Good is a related term of well-grounded.

As a proper noun good

is .

As an adjective well-grounded is

(of a person) having extensive knowledge of a subject.

Efficacious is a related term of well-grounded.

As adjectives the difference between efficacious and well-grounded

is that efficacious is effective; possessing efficacy while well-grounded is (of a person) having extensive knowledge of a subject.

Available is a related term of well-grounded.

As adjectives the difference between available and well-grounded

is that available is such as one may avail one’s self of; capable of being used for the accomplishment of a purpose while well-grounded is (of a person) having extensive knowledge of a subject.

Just is a related term of well-grounded.

As a proper noun just

is , cognate to english justus.

As an adjective well-grounded is

(of a person) having extensive knowledge of a subject.

Weighty is a related term of well-grounded.

As adjectives the difference between weighty and well-grounded

is that weighty is having weight; heavy; ponderous; as, a weighty body while well-grounded is (of a person) having extensive knowledge of a subject.