especial

adj

1. Exceptional in importance or significance; special.

   “Pay especial attention to chapter five.”

   “an especial hatred of cats”

   “[...] this is of especial value in foggy weather.”

   “Starting from this base list, a number of databases were systematically searched for terms, with especial effort taken to discover the earliest attestation possible[.]”

2. Particular.

   “acting with no especial goal”

   “Only one modern picture was admitted, and that was a likeness of Constance, painted under her father's especial instructions.”