blinkard (n.)youdaoicibaDictYouDict[blinkard 词源字典]
a mocking term for a person with bad eyesight, c. 1500, from blink (v.) + -ard. Figuratively, "one who lacks intellectual perception" (1520s).[blinkard etymology, blinkard origin, 英语词源]
kinkajou (n.)youdaoicibaDictYouDict
1796, from French (1670s), from an Algonquian word.
linkage (n.)youdaoicibaDictYouDict
1874, from link (v.) + -age.
To understand the principle of Peaucellier's link-work, it is convenient to consider previously certain properties of a linkage, (to coin a new and useful word of general application), consisting of an arrangement of six links, obtained in the following manner ... (etc.). ["Recent Discoveries in Mechanical Conservation of Motion," in "Van Nostrand's Eclectic Engineering Magazine," vol. XI, July-December 1874]
shrinkage (n.)youdaoicibaDictYouDict
1713, "act or fact of shrinking," from shrink (v.) + -age. Meaning "amount by which something has shrunk" is from 1862.
thinkable (adj.)youdaoicibaDictYouDict
1805; see think (v.) + -able. Possibly a back-formation from unthinkable.
unsinkable (adj.)youdaoicibaDictYouDict
1650s, from un- (1) "not" + sinkable (see sink (v.)).
unthinkable (adj.)youdaoicibaDictYouDict
early 15c., "too large to be conceived, unimaginable," from un- (1) "not" + think (v.) + -able. Meaning "incapable of being framed by thought" is recorded from mid-15c.
ShinkansenyoudaoicibaDictYouDict
"(In Japan) a railway system carrying high-speed passenger trains", Japanese, from shin 'new' + kansen 'main line'.