lally column vs lally

lally column and lally both are nouns.

Word	Noun	Adjective	Verb	Adverb
lally column	Yes	No	No	No
lally	Yes	No	No	No

As nouns, lally column and lally are synonyms defined as:

lally column and lally: support column consisting of a steel cylinder filled with concrete

lally column (noun)	lally (noun)
support column consisting of a steel cylinder filled with concrete	support column consisting of a steel cylinder filled with concrete