diischurizomai: to lean upon, affirm confidentlyOriginal Word: διϊσχυρίζομαιPart of Speech:
I assert emphaticallyDefinition:
I assert emphatically, lean upon.
1340 diisxyrízomai (from isxyros, "combatively strong," which is intensified by the prefix, 1223 /diá, "thoroughly") – properly, thoroughly assert (intensely affirm), especially in the face of opposition; to "assert emphatically" (Souter).
[The high level of personal self-involvement (personal interest) of this action ("intense asserting") accounts for why it is always in the Gk middle voice.]
NAS Exhaustive ConcordanceWord Origin
and ischurizomai (to rely on something, feel confident); from ischurosDefinition
to lean upon, affirm confidentlyNASB Translation
insist (1), insisting (1).