useful
utile
recyclable
ancillary
cleanable
compostable
cost-effective
customizable
disposable
expandable
expendable
extensible
half-empty
in-line
interchangeable
lightweight
manageable
maneuverable
modifiable
plug-in
relocatable
replaceable
resilient
stackable
top-level
usable
excusable
fusible
inexcusable
unusable
single use