It is recommended that those susceptive should take greater precautions.

It would be easier to fool the second time, now that he knew she was susceptive to his psi.

New anti-viral drugs should be developed and vaccination of children under five years old should be considered in areas the virus is more susceptive.

Among her miscellaneous multitude, the Indomitable mustered several individuals who, however inferior in grade, were of no common natural stamp, sailors more signally susceptive of that air which continuous martial discipline and repeated presence in battle can in some degree impart even to the average man.