to be honest and trustworthy
être honnête et digne de confiance (etre honnete et digne de confiance)
"I trust her completely because I know she’s always on the up and up."
"Je lui fais entièrement confiance parce que je sais qu'elle est toujours honnête et digne de confiance." (je lui fais entierement confiance parce que je sais qu'elle est toujours **on the up and up**)
to reconsider something carefully before acting
to be knowledgeable or skilled about something
to absorb or receive information quickly
someone who complains or cries easily
to defend against something or someone
To use all your energy and resources to achieve something.