adrede

adv. intentionally, knowingly

adv. intentionally, on purpose; deliberately

= purposely, knowingly, studiously, on purpose.
Ex: I have purposely refrained from discussing the theory of comparative librarianship which has up to now characterized much of the writing on the subject.
Ex: The ways in which library professionals -- knowingly and unknowingly -- undermine intellectual freedom are discussed = Se analizan las formas en las que los profesionales de las bibliotecas, consciente o inconscientemente, socavan la libertad intelectual.
Ex: Previous economic historians have, by and large, studiously ignored the British slave trade.
Ex: Most consumers felt confident that once a letter is written and posted, no one will read it either accidently or on purpose except for the intended addressee.