Words similar to gutless

Example sentences for: gutless

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

Intramuscular injection of 10 10iu induces moderate local inflammation [ 15 ] . However, the local and systemic toxicity of the adenoviruses can be dramatically reduced by using gutless viruses [ 16 ] . Notably, we observed severe muscle damage after the electric pulse delivery, which was worsened by the pre injection of saline but was not influenced by the presence of plasmid.
The completely cynical spin: It really is just a contingency plan, showing once again how gutless and unrealistic they are.
A better explanation begins with three defects: a less-than-viable governing structure, a sick political culture, and a tradition of gutless journalism.
It's a happy ending for people like us-and you and I do seem really in agreement on this-who think that one of the worst things about politics these days is all these gutless candidates trying to have it both ways.
Further, continued advances in the development of "gutless" adenoviral vectors that avoid expression of cytotoxic antigenic targets may alleviate immune clearance problems [ 22 23 24 ] .