Clocks and Spots

Clocks noun - European weed naturalized in southwestern United States and Mexico having reddish decumbent stems with small fernlike leaves and small deep reddish-lavender flowers followed by slender fruits that stick straight up; often grown for forage.

Spots and clocks are semantically related. In some cases you can use "Spots" instead a verb "Clocks".

Spots noun - Spots before the eyes caused by opaque cell fragments in the vitreous humor and lens.

Clocks and spots are semantically related. Sometimes you can use "Clocks" instead a verb "Spots".