front-load

Short definition from Wiktionary

Verb

1. 1
   To assign to the initial periods; to schedule for as early as possible.

Noun

1. 1
   Attributive form of front load.
2. 2
   Used other than figuratively or idiomatically: see front, load.
3. 3
   Something assigned to the early period of a project or a program, especially something burdensome.

Adjective

1. 1
   Designed to be loaded from the front.