S1Y4M3B3I1O1N1T1S1
16 points
SYMBIONTS is validvalid
SYMBIONT, an organism living in close association with another [n]
SYMBIONT, (Greek) an organism living in close association with another, also SYMBION, SYMBIOT, SYMBIOTE [n]
SYMBIONT, an organism living in close association with another [n]
SYMBIONT, (Greek) an organism living in close association with another, also SYMBION, SYMBIOT, SYMBIOTE [n]