D defs.my
Entry 2 senses Webster, 1913

Serviceable

/sẽrv'-əs-əb-əl/ · Serv·ice·a·ble · IPA /ˈsɝvɪsəbl̩/
01 a. Doing service; promoting happiness, interest, advantage, or any good; useful to any end; adapted to any good end use; beneficial; advantageous.
  1. 1.
    Doing service; promoting happiness, interest, advantage, or any good; useful to any end; adapted to any good end use; beneficial; advantageous.
    “I know thee well, a serviceable villain.” Shak.
  2. 2.
    Prepared for rendering service; capable of, or fit for, the performance of duty; hence, active; diligent.
    “Courteous he was, lowly, and servysable.” Chaucer.
    “Bright-hearnessed angels sit in order serviceable.” Milton.
    “Seeing her so sweet and serviceable.” — Tennnyson.