2 Verbs to Use for the Word incubation

Whoever wrought it, must have felt the incubation of the mighty painter's spirit, and have striven to express in bronze the character of his uncompromising art.

[Footnote 5: 'Prolific hum': this alludes to a phenomenon, not more strange than true,the person here meant having actually laid upwards of forty eggs, as several physicians and fellows of the Royal Society can attest: one of whom, we hear, has undertaken the incubation, and will no doubt favour the world with an account of his success.]

2 Verbs to Use for the Word  incubation