valuable : of great worth, costly; cherished, dear, important
useful : : functional, practical, applicable
valuable, useful, advantageous, profitable, helpful, favorable, gainful, salutary, worthy
The synonym for help would be; Aid, assist, assistance, comfort, hand, support.
cheap
Utile.
Otiose is a single word synonym for serving no useful purpose.
No. Valuable means precious, and taut means drawn tight.
Practical, useful, utilitarian.
A synonym for opposing something firmly is to "resist" it.
Beneficial
To see what is useful
it is good for you. it has valuable nutrients.
something