Words similar to weak

Example sentences for: weak

How can you use “weak” in a sentence? Here are some example sentences to help you improve your vocabulary:

In it we see the uncomfortable sight of a writer not fully engaged with his material: the weak opening, the clichés ("swaggering"?)
The level of expression is generally weak (1+).
These considerations point to the possibility that proteins form stronger coordination bonds with Chls b and c than with Chl a, which may be particularly critical with ligands that are weak Lewis bases.
Let's get the logic here : Economy in recession, demand weak, increase taxes so demand will be even weaker.
The president hopes to persuade moderate Republicans, who largely dislike the treaty but are reluctant to vote it down because they fear that action would make the U.S. look weak abroad, to put off considering the ban for up to a year.