twierdzić

Etymology
..

Verb

 * 1) to firm, to harden, to strengthen, to fortify
 * 2)  to strengthen
 * 3)  to confirm
 * 4)  to decide, to order
 * 5)  to affirm, to state
 * 1)  to confirm
 * 2)  to decide, to order
 * 3)  to affirm, to state
 * 1)  to decide, to order
 * 2)  to affirm, to state
 * 1)  to affirm, to state
 * 1)  to affirm, to state
 * 1)  to affirm, to state

Etymology
..

Verb

 * 1)  to claim
 * 2)  to maintain