Words

Amharic
ḳäst - bow, arrow (AED 756)
Amharic
ḳäṭṭäfä - to pick (flowers, leaves, fruit), to pluck (ears of grain) (AED 841)
Amharic
ḳəṭäl - leaf (AED 829)
Amharic
ḳäṭṭənit - kind of insect (praying mantis) (AED 839)
Amharic
ḳəṭay - joint of foot (EDG 511)

According to Leslau [EDG 511], ḳəṭay is from ḳäṭälä ‘to attach one thing to another’ with l palatalized into y (on «occasional loss of l» in Amh. see [LGz. XXVI]). 

Amharic
ḳʷəra - crow (AED 718, Ludolf 33)
Also Old. Amh. ḳur, Lttmann 1943:487; ḳuraˁ, Getatchew Haile 1969-1970:69.
Amharic
ḳʷǝḳḳ alä - to break winds almost imperceptibly, to let a series of farts, to make a noise in vomiting (AED 761)
Note reduplication in the quasi-verbal element ḳʷǝḳḳ.
Amharic
ḳʷənəč̣č̣a - flea (AED 801)
Amharic
ḳʷərəyye - migrating crane, large white crane with a long beak (AED 738)
var. ḳuriyyä. Might be an Arabism.
Amharic
ḳʷärra - to be cold (AED 717)
the main verb with the meaning “to be cold” is ḳäzäḳḳäzä, with no cognates outside EthS