Not easy to persuade or convince; stubborn.
The definition of pleasant is someone or something that is agreeable, enjoyable or likable.
Tending or threatening to impede progress:
Causing or capable of causing fear; frightening:
The definition of arduous is a way of describing something that is extremely tiring and difficult.
Overpowering in effect or strength:
Capable of being impressed.
Making a strong impression because of great size, strength, dignity, etc.; impressive
(Slang) Remarkable; outstanding:
Worthy of respect or honor.
Causing danger; ready to do harm or injury.
Having a serious moral purpose; noble:
Requiring the full application of one's abilities, attention, or resources:
Extremely powerful or destructive:
Lacking in shade; undiminished:
(Informal) Very bad, ugly, shocking, unpleasant, etc.
(Chiefly Upper Southern US) Great:
Difficult to endure; severe; harsh:
The definition of comforting is something that soothes you.
Free from worry, anxiety, trouble, or pain:
The definition of trivial is insignificant, or of no importance.
Not giving rise to legal liability:
Not functioning normally or well
Weak; not strong
Without power; weak, feeble, unable, not empowered, etc.
Agreeable; pleasant; delightful
Generally warm, approachable and easy to relate with in character.
The definition of dire is something so bad or scary that it causes distress or terror.
Foreshadowing evil or disaster; ominous.
The definition of dreadful is terrible, shocking or very disturbing.
(Now Rare) Frightened; timid
Causing fright; terrifying.
(Informal) Very bad or unpleasant
Easily scared; very timid.
(Archaic) Capable of making one tremble; terrible.
Requiring great physical exertion
The definition of burdensome is something that is hard to deal with, or that places too great of expectations.
Requiring much effort or attention:
Making severe demands; rigorous:
Requiring more than is reasonable; demanding; exacting
Hard to lift or move because of great weight; weighty
Marked by or requiring long, hard work:
(Law) Entailing more liabilities than benefits or imposing significant obligations.
Hard to put up with; causing great discomfort or fatigue
Harsh, severe, or demanding:
Difficult to travel over or through:
The definition of severe is someone or something that is very serious, harsh or critical.
The definition of trying is defined as an irritating person or thing.
Having considerable weight; heavy.
The definition of unnerving is something that makes people nervous or that makes people lose confidence.
Capable of being impregnated.
Find another word for formidable. In this page you can discover 67 synonyms, antonyms, idiomatic expressions, and related words for formidable, like: difficult, intimidating, pleasant, forbidding, fearful, arduous, not hard, overwhelming, impressive, imposing and awesome.