Worthy of trust; dependable; reliable
Marked by or showing common sense and good judgment; levelheaded:
Not likely to change or be affected adversely; lasting; enduring
Wary is defined as watchful or cautious.
Impossible to doubt or dispute; certain:
Find another word for safer. In this page you can discover 9 synonyms, antonyms, idiomatic expressions, and related words for safer, like: snugger, trustworthier, sounder, clearer, riskier, better, stabler, warier and surer.