requisite

I propose to treat of Poetry in itself and of its various kinds, noting the essential quality of each; to inquire into the structure of the plot as requisite to a good poem; into the number and nature of the parts of which a poem is composed; and similarly into whatever else falls within the same inquiry.

He told him, moreover, that in this castle of his there was no chapel in which he could watch his armour, as it had been pulled down in order to be rebuilt, but that in a case of necessity it might, he knew, be watched anywhere, and he might watch it that night in a courtyard of the castle, and in the morning, God willing, the requisite ceremonies might be performed so as to have him dubbed a knight, and so thoroughly dubbed that nobody could be more so.

For however eagerly and impetuously the savage crew had hailed the announcement of his quest; yet all sailors of all sorts are more or less capricious and unreliable --they live in the varying outer weather, and they inhale its fickleness --and when retained for any object remote and blank in the pursuit, however promissory of life and passion in the end, it is above all things requisite that temporary interests and employment should intervene and hold them healthily suspended for the final dash.

When the dimensions of a State attain to a certain magnitude, it requires the same energy of government and the same forms of administration which are requisite in one of much greater extent.

"We have not the requisite data," chimed in the professor, and he went back to his argument.

Meanwhile, whatever were his own secret thoughts, Starbuck said nothing, but quietly he issued all requisite orders; while Stubb and Flask --who in some small degree seemed then to be sharing his feelings --likewise unmurmuringly acquiesced.