Strain (Old Fr. straindre = Lat. strin'gere); constrain'; dis-train'; restrain'; restraint'.
195. STRU'ERE: stru'o, struc'tum, to build, to place in order.
struct: struct'ure; construct' (-ion, -ive); destruct'ible; destruc'tion; instruct' (-ion,-ive,-or); obstruct'(-ion); superstruct'ure.
Con'strue; destroy'; in'strument (Lat. n. instrumen'tum); instrumental'ity.
196. SU'MERE: su'mo, sump'tum, to take; Sump'tus, cost, expense.
sum: assume'; consume' (-er); presume'; resume'.
sumpt: sumpt'uous (Lat. adj. sumptuo'sus, expensive); sumpt'uary, relating to expense; assumption; consumption; consump'tive; presump'tion; presump'tive; presump'tuous.
197. TAN'GERE: tan'go, tac'tum, to touch.
tang: tan'gent, a straight line which touches a circle or curve; tan'gible.
tact: tact, peculiar faculty or skill; con'tact; intact'.