Synonyms for «true rule»

Synonyms for individual words can be found below.

The only true rule of thumb here may be that you should not have your child face out from you until they are able to hold their head steady. (babycarrierreviewguide.com)
When this is true the rules for government land apply. (law.stackexchange.com)
There are no tried and true rules when it comes to choosing the right colors but color can affect your baby's mood. (simplybabyfurniture.com)
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