i Register
In some senses, beseech is marked as archaic. Watch for register when choosing this word.
verb
To beg or implore something of (a person).
Moost noble crysten Quene I byseche yow as ye haue ben euer my specyal good lady and I at al tymes your true poure knyghte vnto my power and as I neuer fayled yow in ryghte nor in wrong sythen the fyrst day kynge Arthur made me knyghte that ye wylle praye for my soule yf that I here be slayne; "Most noble Christian queen, I beseech you as ye have been ever my special good lady, and I at all times your true poor knight unto my power, and as I never failed you in right nor in wrong sithen the first day King Arthur made me knight, that ye will pray for my soul if that I here be slain;"
[W]e beſche thee, leaue vs not comfortles, but ſende to vs thine holy ghoſt to comfort vs, and exalte vs vnto thy ſame place, whither our ſauiour Chriſte is gone before: […]
To beg or request for (something).
[T]he tickets had all been given out, begged, besought long ago.
noun
A request.
Good madam, hear the suit that Edith urges, With such submiss beseeches; [...]