pond-, -pond

(Latin: weight, weigh; heavy; to consider, to think about; closely related to this pend-, "hang, weigh, to hand down" unit of words)

counterponderate (verb), counterponderates; counterponderated; counterponderating
To make something equal in weight: The politician's return to power was intended to counterponderate his rival's influence.
equiponderancy (s) (noun), equiponderancies (pl)
That which is balanced equally or which is of the same weight: There is a need for equiponderancy in one's mentality and physical health.
equiponderant (adjective), more equiponderant, most equiponderant
A reference to being of the same weight or equality of weight: Believe it or not, Randall and Calvin were equiponderant brothers.
equiponderate (verb), equiponderates; equiponderated; equiponderating
To make equal in weight or to counterbalance: The rising costs of tuitions for universities have not been equiponderated with any additional course offerings.
equiponderous (adjective), more equiponderous, most equiponderous
A reference to something that is of equal weight: The finance minister of his country thought he had developed equiponderous budget cuts to solve the financial crisis for his country and lowering its debt; however, he didn't succeed.
equipondious (adjective), more equipondious, most equipondious
Descriptive of something that is of equal weight on both sides; balanced: After the voting of the election, there was hope that now there would be equipondious cooperation among the various political parties.
imponderability (s) (noun), imponderabilities (pl)
That which is very difficult or impossible to estimate or to assess: There are many imponderabilities that must be considered before anyone can determine what will happen with countries that are unable to financially support themselves.
imponderable (s) (noun), imponderables (pl)
Factors, causes, or elements that contribute to a result that are difficult or impossible to estimate or to assess: There are simply too many imponderables for an accurate prediction about what will happen in the European Union if any of the countries were to default their debts.

Some imponderables are nothing more than notions without any motions.

imponderable (adjective), more imponderable, most imponderable
Difficult or impossible to estimate, to assess, or to answer: There are some imponderable problems regarding the understanding of a philosophy that involves the study of ideas about life, existence, and other issues that are not part of the physical world.
imponderableness (s) (noun) (no plural form)
Something that cannot undergo precise evaluation: The imponderableness of what will happen with the Eurozone crisis makes expectations for the future uncertain on a global scale.
imponderably (adverb), more imponderably, most imponderably
A reference to something that is elusive and vague, and probably even evasive: The imponderably difficult assessments of operating costs versus revenues is often impossible to estimate or to determine.
ponder (verb), ponders; pondered; pondering
1. To think carefully about something for a long time before reaching a decision: Jeremy has been pondering for weeks about where he should move.
2. To weigh carefully in the mind; to consider thoughtfully: Paula thoroughly pondered her next undertaking about changing her vocation as a teacher to a politician.

Tom ponders everyday about what he can do to improve his physical condition.

To ponder something is to consider it carefully and seriously, to weigh it thoughtfully, and to think long and hard about it.

Marge left her son, Jimmy, alone so he could ponder about his misbehavior.

3. Etymology: from Middle English in the sense of "to appraise, to judge the worth of"; then from French ponderer, "to consider"; from Latin ponderare, "to weigh, to reflect on" which came from pondus, ponder, "weight".
ponderability (s) (noun), ponderabilities (pl)
Something that needs serious and thoughtful considerations: Before making a final decision as to which university she would attend, Kim shared her ponderabilities with her parents, friends, and a university counselor.
ponderable (adjective), more ponderable, most ponderable
Related to considering something carefully and seriously: A witness under oath in a court must have ponderable answers that are honestly rendered to a judge and a jury.
ponderableness (s) (noun) (no plural form)
Quiet, sober, and deep thoughts: As Wanda grows older, she often has a period of ponderableness about earlier incidents that shaped her life.