manuteneo

Etymology
, one of the meanings being "to hold fast". Appears to underlie numerous forms, but unknown in southern varieties and not attested in this use until the 11th century, therefore likely to be a calque of the  forms themselves.

Verb

 * 1) to support, uphold, maintain
 * 2) to carry on, continue
 * 3) to keep, preserve
 * 4) to hold in custody, detain