Song
Part of speech: noun
Definition: A musical piece with lyrics (or "words to sing"); prose that one can sing. A musical sound by a bird. A musical sound by insect, whale or some other animal which sounds melodious to humans. Something that cost only a little.
Example sentence: I spent ninety percent of my money on wine, women and song and just wasted the other ten percent.
Strain
Part of speech: noun
Definition: Treasure.The blood-vessel in the yolk of an egg.Race; lineage, pedigree.a tune, melodyA particular breed or race of animal, microbe etc.Hereditary character, quality, or disposition.A kind or sort (of person etc.).The amount by which a material deforms under stress or force, given as a ratio of the deformation to the initial dimension of the material and typically symbolised by ε is termed the engineering strain. The true strain is defined as the natural logarithm of the ratio of the final dimension to the initial dimension.
Part of speech: verb
Definition: To exert or struggle (to do something), especially to stretch too far.To apply a force or forces toTo tighten the strings of a musical instrument; to uplift one's voiceTo separate solid from liquid by passing through a strainer or colander
Example sentence: It strains credulity to suggest that an agency charged with gathering intelligence affecting the national security does not have an 'intelligence interest' in drone strikes, even if that agency does not operate the drones itself.